Home / 3,530.71-5,294.64-1,451.03

Finding the Fourth Proportional to 3,530.71, 5,294.64 and 1,451.03

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Solution

The fourth proportional to 3,530.71, 5,294.64 and 1,451.03 is: 2,175.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.71 : 5,294.64 = 1,451.03 : x
  2. Step 2: Convert to fraction form
    3,530.71/5,294.64 = 1,451.03/x
  3. Step 3: Cross multiply
    3,530.71x = 5,294.64 × 1,451.03
  4. Step 4: Simplify right side
    3,530.71x = 7,682,681.48
  5. Step 5: Solve for x
    x = 7,682,681.48/3,530.71
  6. Step 6: Final answer
    x = 2,175.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.